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发明名称
Switch structure
摘要
申请公布号
US2446141(A)
申请公布日期
1948.07.27
申请号
US19450577877
申请日期
1945.02.14
申请人
PARSONS JOHN B
发明人
PARSONS JOHN B.
分类号
E05F15/08;H01H23/08;H02B1/048
主分类号
E05F15/08
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